THE HRC TEAM SOCK HAS BEEN DEVELOPED WITH SIMILAR QUALITIES TO THAT OF A COMPRESSION SOCK INCLUDING INCREASED CIRCULATION & GREAT ARCH SUPPORT. The result is a sock that fits & feels superb made from Meryl Skinlife™ fibers to wick moisture away & help maintain your skins natural bacterial balance. When every bit of comfort & performance matters the HRC Team Sock is the one to cross the finish line with. SPECS FABRIC MERYL SKINLIFE CONSTRUCTION 45% MERYL SKINLIFE 25% ELASTIC 15% POLYPROPYLENE MADE IN ITALY